This is Volume One of the newly published chanting books, which includes Morning and Evening Chanting (Puja), Reflections, and formal requests, as used by Buddhist Monasteries and Groups associated with the Western Forest Sangha in the lineage of Venerable Ajahn Chah.
Book Volume 2 can be found here.
For the audio files:
Chanting Audio Files – Part 1 Chanting Audio Files – Part 2